src: use namespace prefix osmo_counter*

Summary of changes:

s/struct counter/struct osmo_counter/g
s/counter_inc/osmo_counter_inc/g
s/counter_get/osmo_counter_get/g
s/counter_reset/osmo_counter_reset/g
s/counter_alloc/osmo_counter_alloc/g
s/counter_free/osmo_counter_free
diff --git a/openbsc/src/libbsc/abis_rsl.c b/openbsc/src/libbsc/abis_rsl.c
index 4d61dc0..1001003 100644
--- a/openbsc/src/libbsc/abis_rsl.c
+++ b/openbsc/src/libbsc/abis_rsl.c
@@ -922,7 +922,7 @@
 
 	LOGPC(DRSL, LOGL_NOTICE, "\n");
 	/* FIXME: only free it after channel release ACK */
-	counter_inc(msg->lchan->ts->trx->bts->network->stats.chan.rf_fail);
+	osmo_counter_inc(msg->lchan->ts->trx->bts->network->stats.chan.rf_fail);
 	return rsl_rf_chan_release(msg->lchan, 1);
 }
 
@@ -1268,7 +1268,7 @@
 	lctype = get_ctype_by_chreq(bts->network, rqd_ref->ra);
 	chreq_reason = get_reason_by_chreq(rqd_ref->ra, bts->network->neci);
 
-	counter_inc(bts->network->stats.chreq.total);
+	osmo_counter_inc(bts->network->stats.chreq.total);
 
 	/*
 	 * We want LOCATION UPDATES to succeed and will assign a TCH
@@ -1281,7 +1281,7 @@
 	if (!lchan) {
 		LOGP(DRSL, LOGL_NOTICE, "BTS %d CHAN RQD: no resources for %s 0x%x\n",
 		     msg->lchan->ts->trx->bts->nr, gsm_lchant_name(lctype), rqd_ref->ra);
-		counter_inc(bts->network->stats.chreq.no_channel);
+		osmo_counter_inc(bts->network->stats.chreq.no_channel);
 		/* FIXME gather multiple CHAN RQD and reject up to 4 at the same time */
 		if (bts->network->T3122)
 			rsl_send_imm_ass_rej(bts, 1, rqd_ref, bts->network->T3122 & 0xff);
@@ -1436,7 +1436,7 @@
 	rll_indication(msg->lchan, rllh->link_id, BSC_RLLR_IND_ERR_IND);
 
 	if (rlm_cause[1] == RLL_CAUSE_T200_EXPIRED) {
-		counter_inc(msg->lchan->ts->trx->bts->network->stats.chan.rll_err);
+		osmo_counter_inc(msg->lchan->ts->trx->bts->network->stats.chan.rll_err);
 		return rsl_rf_chan_release(msg->lchan, 1);
 	}
 
diff --git a/openbsc/src/libbsc/bsc_init.c b/openbsc/src/libbsc/bsc_init.c
index 0056bb0..8e62dac 100644
--- a/openbsc/src/libbsc/bsc_init.c
+++ b/openbsc/src/libbsc/bsc_init.c
@@ -275,9 +275,9 @@
 		LOGP(DMI, LOGL_ERROR, "Lost some E1 TEI link: %d %p\n", isd->link_type, trx);
 
 		if (isd->link_type == E1INP_SIGN_OML)
-			counter_inc(trx->bts->network->stats.bts.oml_fail);
+			osmo_counter_inc(trx->bts->network->stats.bts.oml_fail);
 		else if (isd->link_type == E1INP_SIGN_RSL)
-			counter_inc(trx->bts->network->stats.bts.rsl_fail);
+			osmo_counter_inc(trx->bts->network->stats.bts.rsl_fail);
 
 		/*
 		 * free all allocated channels. change the nm_state so the
diff --git a/openbsc/src/libbsc/bsc_vty.c b/openbsc/src/libbsc/bsc_vty.c
index 5a4bd6e..4cd027f 100644
--- a/openbsc/src/libbsc/bsc_vty.c
+++ b/openbsc/src/libbsc/bsc_vty.c
@@ -2518,18 +2518,18 @@
 void openbsc_vty_print_statistics(struct vty *vty, struct gsm_network *net)
 {
 	vty_out(vty, "Channel Requests        : %lu total, %lu no channel%s",
-		counter_get(net->stats.chreq.total),
-		counter_get(net->stats.chreq.no_channel), VTY_NEWLINE);
+		osmo_counter_get(net->stats.chreq.total),
+		osmo_counter_get(net->stats.chreq.no_channel), VTY_NEWLINE);
 	vty_out(vty, "Channel Failures        : %lu rf_failures, %lu rll failures%s",
-		counter_get(net->stats.chan.rf_fail),
-		counter_get(net->stats.chan.rll_err), VTY_NEWLINE);
+		osmo_counter_get(net->stats.chan.rf_fail),
+		osmo_counter_get(net->stats.chan.rll_err), VTY_NEWLINE);
 	vty_out(vty, "Paging                  : %lu attempted, %lu complete, %lu expired%s",
-		counter_get(net->stats.paging.attempted),
-		counter_get(net->stats.paging.completed),
-		counter_get(net->stats.paging.expired), VTY_NEWLINE);
+		osmo_counter_get(net->stats.paging.attempted),
+		osmo_counter_get(net->stats.paging.completed),
+		osmo_counter_get(net->stats.paging.expired), VTY_NEWLINE);
 	vty_out(vty, "BTS failures            : %lu OML, %lu RSL%s",
-		counter_get(net->stats.bts.oml_fail),
-		counter_get(net->stats.bts.rsl_fail), VTY_NEWLINE);
+		osmo_counter_get(net->stats.bts.oml_fail),
+		osmo_counter_get(net->stats.bts.rsl_fail), VTY_NEWLINE);
 }
 
 DEFUN(logging_fltr_imsi,
diff --git a/openbsc/src/libbsc/gsm_04_08_utils.c b/openbsc/src/libbsc/gsm_04_08_utils.c
index 1cff1d9..7599cea 100644
--- a/openbsc/src/libbsc/gsm_04_08_utils.c
+++ b/openbsc/src/libbsc/gsm_04_08_utils.c
@@ -300,7 +300,7 @@
 		subscr = conn->subscr;
 	}
 
-	counter_inc(bts->network->stats.paging.completed);
+	osmo_counter_inc(bts->network->stats.paging.completed);
 
 	/* Stop paging on the bts we received the paging response */
 	paging_request_stop(conn->bts, subscr, conn, msg);
diff --git a/openbsc/src/libbsc/handover_logic.c b/openbsc/src/libbsc/handover_logic.c
index 1aa8fde..0f1582e 100644
--- a/openbsc/src/libbsc/handover_logic.c
+++ b/openbsc/src/libbsc/handover_logic.c
@@ -96,7 +96,7 @@
 	DEBUGP(DHO, "(old_lchan on BTS %u, new BTS %u)\n",
 		old_lchan->ts->trx->bts->nr, bts->nr);
 
-	counter_inc(bts->network->stats.handover.attempted);
+	osmo_counter_inc(bts->network->stats.handover.attempted);
 
 	if (!old_lchan->conn) {
 		LOGP(DHO, LOGL_ERROR, "Old lchan lacks connection data.\n");
@@ -106,7 +106,7 @@
 	new_lchan = lchan_alloc(bts, old_lchan->type, 0);
 	if (!new_lchan) {
 		LOGP(DHO, LOGL_NOTICE, "No free channel\n");
-		counter_inc(bts->network->stats.handover.no_channel);
+		osmo_counter_inc(bts->network->stats.handover.no_channel);
 		return -ENOSPC;
 	}
 
@@ -182,7 +182,7 @@
 	struct gsm_network *net = ho->new_lchan->ts->trx->bts->network;
 
 	DEBUGP(DHO, "HO T3103 expired\n");
-	counter_inc(net->stats.handover.timeout);
+	osmo_counter_inc(net->stats.handover.timeout);
 
 	ho->new_lchan->conn->ho_lchan = NULL;
 	ho->new_lchan->conn = NULL;
@@ -262,7 +262,7 @@
 	     ho->old_lchan->ts->trx->bts->nr, new_lchan->ts->trx->bts->nr,
 	     ho->old_lchan->ts->trx->arfcn, new_lchan->ts->trx->arfcn);
 
-	counter_inc(net->stats.handover.completed);
+	osmo_counter_inc(net->stats.handover.completed);
 
 	osmo_timer_del(&ho->T3103);
 
@@ -300,7 +300,7 @@
 		return -ENODEV;
 	}
 
-	counter_inc(net->stats.handover.failed);
+	osmo_counter_inc(net->stats.handover.failed);
 
 	osmo_timer_del(&ho->T3103);
 	llist_del(&ho->list);
diff --git a/openbsc/src/libbsc/paging.c b/openbsc/src/libbsc/paging.c
index 324104f..2dcd3b4 100644
--- a/openbsc/src/libbsc/paging.c
+++ b/openbsc/src/libbsc/paging.c
@@ -262,7 +262,7 @@
 		req, req->subscr->imsi);
 
 	/* must be destroyed before calling cbfn, to prevent double free */
-	counter_inc(req->bts->network->stats.paging.expired);
+	osmo_counter_inc(req->bts->network->stats.paging.expired);
 	cbfn_param = req->cbfn_param;
 	cbfn = req->cbfn;
 
@@ -311,7 +311,7 @@
 	struct gsm_bts *bts = NULL;
 	int num_pages = 0;
 
-	counter_inc(network->stats.paging.attempted);
+	osmo_counter_inc(network->stats.paging.attempted);
 
 	/* start paging subscriber on all BTS within Location Area */
 	do {
@@ -337,7 +337,7 @@
 	} while (1);
 
 	if (num_pages == 0)
-		counter_inc(network->stats.paging.detached);
+		osmo_counter_inc(network->stats.paging.detached);
 
 	return num_pages;
 }